CN209138029U - A kind of low temperature and low pressure steam recycling device - Google Patents
A kind of low temperature and low pressure steam recycling device Download PDFInfo
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- CN209138029U CN209138029U CN201821939266.2U CN201821939266U CN209138029U CN 209138029 U CN209138029 U CN 209138029U CN 201821939266 U CN201821939266 U CN 201821939266U CN 209138029 U CN209138029 U CN 209138029U
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- pressure steam
- low
- steam
- temperature
- low temperature
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Abstract
The utility model relates to a kind of low temperature and low pressure steam recycling devices, which solve need to consume a large amount of cooling water during prior art processing low temperature and low pressure steam, and cause the technical issues of latent heat wastes in steam, it is equipped with heat exchanger system, jet mixer, mixing humidifier, heat exchanger system is connect by high temperature and high pressure steam air inlet pipe with high temperature and high pressure steam source, heat exchanger system is connect by low temperature and low pressure steam air inlet pipe with low temperature and low pressure steam source, high temperature and high pressure steam escape pipe is equipped between heat exchanger system and mixing humidifier, low temperature and low pressure steam escape pipe is equipped between heat exchanger system and jet mixer, humidification steam pipe is equipped between mixing humidifier and jet mixer, mixing humidifier is equipped with steam condensate (SC) source, jet mixer is equipped with high temperature middle pressure steam efferent duct, the output of high temperature middle pressure steam Pipe is connect with multi-effect flashing steam main steam header road.The utility model can be widely applied to the recovery and reusing and recycling of low temperature and low pressure steam.
Description
Technical field
The utility model relates to a kind of steam regeneration recyclable device, specifically a kind of low temperature and low pressure steam regeneration recycling
Device.
Background technique
A large amount of spent lye can be discharged in the production process of the industrial circles such as printing and dyeing, papermaking, food at present, for salkali waste
The treatment process of liquid, it is conventional to use multiple-effect evaporation concentration technique, the secondary steam of a large amount of low-temp low-pressures can be generated in the process,
It needs to condense this secondary steam using cooling water, consumes a large amount of cooling water, while wasting secondary steam
In latent heat.
Summary of the invention
The utility model is exactly a large amount of cold in order to solve to need to consume during prior art processing low temperature and low pressure steam
But water, and the technical issues of latent heat wastes in steam is caused, propose that one kind can be not suitable for cooling water, and can be to low-temp low-pressure
The low temperature and low pressure steam recycling device that latent heat in steam is recycled.
For this purpose, the technical solution of the utility model is, a kind of low temperature and low pressure steam recycling device is equipped with heat exchanger system
System, jet mixer, mixing humidifier, heat exchanger system are connected by high temperature and high pressure steam air inlet pipe and high temperature and high pressure steam source
It connects, heat exchanger system is connect by low temperature and low pressure steam air inlet pipe with low temperature and low pressure steam source, and heat exchanger system is humidified with mixing
It is equipped with high temperature and high pressure steam escape pipe between device, low temperature and low pressure steam outlet is equipped between heat exchanger system and jet mixer
Pipe, is equipped with humidification steam pipe between mixing humidifier and jet mixer, mixing humidifier is equipped with steam condensate (SC) source, jet stream
Mixer is equipped with high temperature middle pressure steam efferent duct, and high temperature middle pressure steam efferent duct is connect with multi-effect flashing steam main steam header road.
Preferably, low temperature and low pressure steam escape pipe is equipped with and heats supercharger.
Preferably, high temperature middle pressure steam efferent duct is connect with low temperature and low pressure steam source.
Preferably, low temperature and low pressure steam source and high temperature and high pressure steam source pass through piping connection.
Preferably, steam condensate (SC) pipe, steam condensate (SC) Guan Shangshe are equipped between mixing humidifier and steam condensate (SC) source
There is pump.
Preferably, low temperature and low pressure steam delivery pipe is equipped between low temperature and low pressure steam source and pump.
The beneficial effects of the utility model are:
(1) due to being equipped with heat exchanger system, high temperature and high pressure steam and low temperature and low pressure steam carry out heat in heat exchanger system
Exchange, low temperature and low pressure steam can once be heated up；
(2) due to being equipped with mixing humidifier, steam condensate (SC) enters mixing humidifier under the action of pump, by primary
High temperature and high pressure steam after heat exchange carries out mixing humidification in mixing humidifier with steam condensate (SC), improves high temperature and high pressure steam
Interior moisture content is conducive to further carry out heat exchange with low temperature and low pressure steam；
(3) due to being equipped with jet mixer, the high temperature and high pressure steam and low temperature and low pressure steam humidified is mixed, is passed through
Jet mixer further improves the pressure of low temperature and low pressure steam；
(4) supercharger is heated due to being equipped with, the low temperature and low pressure steam by a heat exchange is heating pressure in supercharger
Certain increase is obtained with temperature, is laid a good foundation to enter in jet mixer to mix with high temperature and high pressure steam；
(5) regeneration is carried out to low temperature and low pressure steam by using the utility model technology, can saved a large amount of cold
But water, and the latent heat in low temperature and low pressure steam is adequately absorbed and utilized, reduce the usage amount of original steam, saves
The energy reduces the wasting of resources.
Detailed description of the invention
Fig. 1 is the flow diagram of the embodiments of the present invention 1；
Fig. 2 is the flow diagram of the embodiments of the present invention 2；
Fig. 3 is the flow diagram of the embodiments of the present invention 3.
Accompanying drawings symbol description:
1. low temperature and low pressure steam source；2. low temperature and low pressure steam air inlet pipe；3. heat exchanger system；4. high temperature and high pressure steam air inlet
Pipe；5. high temperature and high pressure steam source；6. multi-effect flashing steam main steam header road；7. high temperature middle pressure steam efferent duct；8. low temperature and low pressure steam
Escape pipe；9. jet mixer；10. humidifying steam pipe；11. mixing humidifier；12. steam condensate (SC) pipe；13. steam condensate (SC)
Source；14. pump；15. low temperature and low pressure steam delivery pipe；16. high temperature and high pressure steam escape pipe；17. heating supercharger.
Specific embodiment
The utility model is described further below with reference to embodiment.
The embodiments of the present invention 1 as shown in Figure 1, a kind of low temperature and low pressure steam recycling device are equipped with heat exchange
Device system 3, jet mixer 9, mixing humidifier 11, heat exchanger system 3 pass through high temperature and high pressure steam air inlet pipe 4 and high temperature and pressure
Vapour source 5 connects, and heat exchanger system 3 is connect by low temperature and low pressure steam air inlet pipe 2 with low temperature and low pressure steam source 1, heat exchanger system
It is equipped with high temperature and high pressure steam escape pipe 16 between system 3 and mixing humidifier 11, is set between heat exchanger system 3 and jet mixer 9
There is low temperature and low pressure steam escape pipe 8, humidification steam pipe 10, mixing humidification are equipped between mixing humidifier 11 and jet mixer 9
Device 11 is equipped with steam condensate (SC) source 13, and steam condensate (SC) pipe 12 is equipped between mixing humidifier 11 and steam condensate (SC) source 13,
Steam condensate (SC) pipe 12 is equipped with pump 14, and low temperature and low pressure steam delivery pipe 15 is equipped between low temperature and low pressure steam source 1 and pump 14, is penetrated
It flows mixer 9 and is equipped with high temperature middle pressure steam efferent duct 7, high temperature middle pressure steam efferent duct 7 and multi-effect flashing steam main steam header road 6 connect
It connects, high temperature middle pressure steam efferent duct 7 is connect with low temperature and low pressure steam source 1.
The high temperature and high pressure steam that the low temperature and low pressure steam and boiler generated in desalination process provides enters heat exchanger
System 3 carries out high-temperature steam-Low Temperature Steam heat exchange, and after certain heat exchange, high-temperature steam is entered to mixing humidifier
11, steam condensate (SC) enters mixing humidifier 11 under the action of pumping 14, and high-temperature steam is mixing humidification with steam condensate (SC)
It is mixed in device 11, improves the moisture content in high-temperature steam, may be implemented more fully to exchange heat.
Steam condensate (SC) source 13 can be extraneous offer, can be from the steam condensation of low temperature and low pressure steam discharge
Water.
High-temperature steam and low temperature and low pressure steam after humidification are mixed in jet mixer 9, are pressurized, so that from jet stream
The vapor (steam) temperature being discharged in mixer 9 rises, and pressure increase reaches parameter needed for flash process, is steamed by pressing in high temperature
Vapour efferent duct 7 is transported in multi-effect flashing steam main steam header road 7 and is flashed, extra in the case where meeting plant process demand
Partial steam can be mixed with the low temperature and low pressure steam of flash distillation discharge, to improve the pressure and temperature of low temperature and low pressure steam, be
Again using laying the foundation.
The embodiments of the present invention 2 as shown in Figure 2, a kind of low temperature and low pressure steam recycling device, in embodiment 1
On the basis of, it is additionally arranged and heats supercharger 17, heat supercharger 17 and be located on low temperature and low pressure steam escape pipe 8, in jet mixing
Between device 9 and heat exchanger system 3, the low temperature and low pressure steam after heat exchange, which enters, heats supercharger 17, is heating supercharger 17
Under the action of, the pressure and temperature of steam obtains certain raising, enters back into jet mixer 9 and the high temperature by humidification later
High steam is mixed, in the case where high temperature and high pressure steam input quantity is constant, available higher temperature higher pressure
Mixed vapour is used for flash system, or can reduce the input quantity of high temperature and high pressure steam, can also ensure needed for flash process
Vapor (steam) temperature and pressure, saved the energy.
The embodiments of the present invention 3 as shown in Figure 3, a kind of low temperature and low pressure steam recycling device are equipped with heat exchange
Device system 3, jet mixer 9, mixing humidifier 11, heat exchanger system 3 pass through high temperature and high pressure steam air inlet pipe 4 and high temperature and pressure
Vapour source 5 connects, and heat exchanger system 3 is connect by low temperature and low pressure steam air inlet pipe 2 with low temperature and low pressure steam source 1, heat exchanger system
It is equipped with high temperature and high pressure steam escape pipe 16 between system 3 and mixing humidifier 11, is set between heat exchanger system 3 and jet mixer 9
There is low temperature and low pressure steam escape pipe 8, humidification steam pipe 10, mixing humidification are equipped between mixing humidifier 11 and jet mixer 9
Device 11 is equipped with steam condensate (SC) source 13, and steam condensate (SC) pipe 12 is equipped between mixing humidifier 11 and steam condensate (SC) source 13,
Steam condensate (SC) pipe 12 is equipped with pump 14, and low temperature and low pressure steam delivery pipe 15 is equipped between low temperature and low pressure steam source 1 and pump 14, is penetrated
It flows mixer 9 and is equipped with high temperature middle pressure steam efferent duct 7, high temperature middle pressure steam efferent duct 7 and multi-effect flashing steam main steam header road 6 connect
It connects, high temperature and high pressure steam source 5 is connect with low temperature and low pressure steam source 1.
In the case where low temperature and low pressure steam is used to not have surplus in flash system after treatment, boiler can be provided
High temperature and high pressure steam first mixed with low temperature and low pressure steam source 1, entered back into heat exchanger system 3 later, can it is quick, have
The pressure and temperature of the promotion low temperature and low pressure steam of effect, improves the utilization rate of low temperature and low pressure steam.
The utility model also provides a kind of method of the low temperature and low pressure steam recycling device of Application Example 1, specifically
Steps are as follows:
(1) low temperature and low pressure steam enters heat exchanger system 3, high temperature and high pressure steam by low temperature and low pressure steam air inlet pipe 2
Heat exchanger system 3 is entered by high temperature and high pressure steam air inlet pipe 4, in heat exchanger system 3, above two steam carries out hot friendship
It changes, the high temperature and high pressure steam by heat exchange enters mixing humidifier, low-temp low-pressure by high temperature and high pressure steam escape pipe 16
Steam enters jet mixer 9 by low temperature and low pressure steam escape pipe 8；
(2) steam condensate (SC) is mixed in mixing humidifier 11 with the high temperature and high pressure steam Jing Guo heat exchange, later
Enter jet mixer 9 by humidification steam pipe 10；
(3) in jet mixer 9, high temperature and high pressure steam and low temperature and low pressure steam are sufficiently mixed, and are pressurized and to be formed
High temperature middle pressure steam is transported in multi-effect flashing steam main steam header road 6 by high temperature middle pressure steam efferent duct 7 for multi-effect flashing steam system
System.
Before entering heat exchanger system 3, low temperature and low pressure steam source 1 can first be mixed with high temperature middle pressure steam, sufficiently
The pressure and temperature that low temperature and low pressure steam source 1 is improved using the heat source of flash system surplus has not only been saved the energy, but also improved
Heat exchange efficiency.
The device of embodiment 2 is also applied for the above method, and difference is to pass through 3 heat exchange of heat exchanger system in step (1)
The low temperature and low pressure steam crossed, which first passes through, to be heated supercharger 17 and is pressurized and is entered back into after being heated up jet mixer 9, can be effective
Improve the pressure and temperature of mixed vapour in jet mixer 9.
The device of embodiment 3 is also applied for the above method, and difference is that before entering heat exchanger system 3, low-temp low-pressure steams
The high temperature and high pressure steam source 5 that vapour source 1 is first provided with boiler mixes, and the pressure and temperature in low temperature and low pressure steam source 1 is improved, to mention
High heat exchange efficiency.
By the implementation of the utility model technology, the recycling of low temperature and low pressure steam is realized, treatment process does not need
Cooling water has saved a large amount of water resource, and makes full use of the latent heat of vaporization of low temperature and low pressure steam, reduces high temperature and high pressure steam
Use, save the energy, reduce cost, at the same can be greatly lowered the enterprise wastewaters such as printing and dyeing, papermaking, food basicity discharge
Amount, mitigates the processing difficulty of waste water, is finally reached clean manufacturing, develop a circular economy, energy-saving purpose.
Only as described above, only specific embodiment of the utility model, when the utility model cannot be limited with this
The range of implementation, therefore the displacement of its equivalent assemblies, or according to equivalent changes and modifications made by the utility model patent protection scope,
It should still belong to the scope that the utility model claims book is covered.
Claims (6)
1. a kind of low temperature and low pressure steam recycling device, characterized in that add equipped with heat exchanger system, jet mixer, mixing
Wet device, the heat exchanger system are connect by high temperature and high pressure steam air inlet pipe with high temperature and high pressure steam source, the heat exchanger system
It is connect by low temperature and low pressure steam air inlet pipe with low temperature and low pressure steam source, between the heat exchanger system and the mixing humidifier
Equipped with high temperature and high pressure steam escape pipe, low temperature and low pressure steam outlet is equipped between the heat exchanger system and the jet mixer
Pipe, is equipped with humidification steam pipe between the mixing humidifier and the jet mixer, the mixing humidifier is equipped with steam
Condensation water, the jet mixer are equipped with high temperature middle pressure steam efferent duct, the high temperature middle pressure steam efferent duct and multiple-effect
The connection of flash system main steam header road.
2. low temperature and low pressure steam recycling device according to claim 1, which is characterized in that the high temperature middle pressure steam
Efferent duct is connect with low temperature and low pressure steam source.
3. low temperature and low pressure steam recycling device according to claim 1, which is characterized in that the low temperature and low pressure steam
Source and high temperature and high pressure steam source pass through piping connection.
4. low temperature and low pressure steam recycling device according to claim 2 or 3, which is characterized in that the low-temp low-pressure
Steam outleting pipe is equipped with and heats supercharger.
5. low temperature and low pressure steam recycling device according to claim 1, which is characterized in that the mixing humidifier with
Steam condensate (SC) pipe is equipped between steam condensate (SC) source, steam condensate (SC) pipe is equipped with pump.
6. low temperature and low pressure steam recycling device according to claim 5, which is characterized in that the low temperature and low pressure steam
Low temperature and low pressure steam delivery pipe is equipped between source and pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821939266.2U CN209138029U (en) | 2018-11-23 | 2018-11-23 | A kind of low temperature and low pressure steam recycling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821939266.2U CN209138029U (en) | 2018-11-23 | 2018-11-23 | A kind of low temperature and low pressure steam recycling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209138029U true CN209138029U (en) | 2019-07-23 |
Family
ID=67287126
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821939266.2U Withdrawn - After Issue CN209138029U (en) | 2018-11-23 | 2018-11-23 | A kind of low temperature and low pressure steam recycling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209138029U (en) |
-
2018
- 2018-11-23 CN CN201821939266.2U patent/CN209138029U/en not_active Withdrawn - After Issue
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20190723 Effective date of abandoning: 20230926 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20190723 Effective date of abandoning: 20230926 |